class Car():
    def __init__(self,make,model,year):
        self.make = make
        self.model = model
        self.year = year
        self.odometer_reading = 0

    def grt(self):
        long_name = str(self.year) + self.make + self.model
        return long_name.title()

    def red_odometer(self):
        print("This car has " + str(self.odometer_reading)
        +" miles on it ")

    def update(self,miles):
        if miles >= self.odometer_reading:
            self.odometer_reading = miles
        else:
            print("You can't roll back an odometer!")

    def increment(self,milest):
        self.odometer_reading += milest

